Process for relaxing keratin fibres
US9757318B2 · kind B2 · utility
1Cited by
1References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 22, 2010 |
| Grant date | Sep 12, 2017 |
| Priority date | — |
| Expiry date | Nov 26, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a process for relaxing keratin fibers by applying to the keratin fibers a relaxing composition containing at least one denaturing agent with a molecular mass of greater than 18.1 g/mol, present in a molar concentration of between 1M and 8M, and raising the temperature of the keratin fibers to a temperature of between 110 and 250° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.